35.given the SAS data set SASDATA.TWO:

X Y

5 2

3 1

5 6

The following SAS program is submitted:

data SASUSER.ONE SASUSER.TWO OTHER;

set SASDATA.TWO;

if X eq 5 then output SASUSER.ONE;

if Y lt 5 then output SASUSER.TWO;

output;

run;

答案：

data set SASUSER.ONE has 5 observations

data set SASUSER.TWO has 5 observations

data set WORK.OTHER has 3 observations

请问5 5 3是怎么得到的呢？